\frac{\tan^{-1}_* \frac{im}{re}}{\log 10}double f(double re, double im) {
double r470115 = im;
double r470116 = re;
double r470117 = atan2(r470115, r470116);
double r470118 = 10.0;
double r470119 = log(r470118);
double r470120 = r470117 / r470119;
return r470120;
}